Lithium battery charging discharge integrated module

Buy 10pcs 3.7V 9V 5V 2A Adjustable Step Up 18650 Lithium Battery Charging Discharge Integrated Module for R350.00

Characteristic: On-board TP4056 lithium battery charging management chip On-board micro USB head, can be directly connected with most of the smart phone charger as the input side to the lithium battery charging Reserved IN+ and IN- input port, convenient user DIY On-board charging status indicator Support charge discharge over current protection Chip with constant current and constant pressure, full automatic stop Supports simultaneous charging and discharging Parameter: Input voltage: DC5V Charge cutoff voltage: DC4.2V±1% Charge maximum output current: 1.2A Charging mode: linear charge Working environment temperature: -20-85 degrees Celsius Package included: 5 x Micro USB TP4056 Charge And Discharge Protection Module

Characteristic: On-board TP4056 lithium battery charging management chip On-board micro USB head, can be directly connected with most of the smart phone charger as the input side to the lithium battery charging Reserved IN+ and IN- input port, convenient user DIY On-board charging status indicator Support charge discharge over current protection Chip with constant current and constant pressure, full automatic stop Supports simultaneous charging and discharging Parameter: Input voltage: DC5V Charge cutoff voltage: DC4.2V±1% Charge maximum output current: 1.2A Charging mode: linear charge Working environment temperature: -20-85 degrees Celsius Package included: 20 x Micro USB TP4056 Charge And Discharge Protection Module

Description: This develop board integrated ESP8266 and 18650 battery. A standard 3000mAH 18650 battery could run it 17 hours. What is it? You can call it "WiFi Battery". I added a 18650 battery to ESP8266 make ESP8266 more easy to develop projects. Why did you make it? When you do some ESP8266 projects you must hate to add a power bank to provide the power. This tiny board could solve such problems. A 3000mAH 18650 battery could make ESP8266 run 17 hours or more. What makes it special? · Same with NodeMCU. · 18650 charging system integrated. · indicate LED inside(Green means full& Red means charging) · Charging and working could be at the same time. · 1 Switch could control the power. · 1 SMT connector could be used to sleep mode · 1 extra LED could be programmed(Connected with GPIO16[D0]) · 0.5A charging current · 1A output · Over charge protection · Over discharge protection · 10 digital pins write/read/interrupt/pwm/I2C/one-wire supported(except D0) · 1 analog input Be careful + and -. If you put the wrong direction of battery the charging chip will be destroyed. This product does not include 18650 battery. Dimensional drawing: this size is measured by hand,There may be 1-3mm errors. Package included: 1 x WeMos® esp-wroom-02 Mainboard D1 Mini WIFI Module

FAST AFFORDABLE COURIER SHIPPING TO SOUTH AFRICA Description: The 433/470MHz antenna needs to be in connection with the IPEX interface (if the antenna is not connected, it may damage the LoRa chip) Lithium battery charge and discharge circuit, when the battery is full, the blue LED will stop working. When using, pay attention to the positive and negative of the battery, otherwise it will be damaged! With IO port touch screen touch signal input, you need to add the 100nF pull-down capacitor to this pin! Example: The products is a SX1278(433/470)chip based on ESP32 WIFI increased OLED, namely LoRa remote modem, 433/470MHz frequency, high sensitivity is over-148dBm, + 20dBm output power, high reliability, long transmission distance. the onboard 433 MHz 16 Mt bytes (128 Mt bit) wi-fi antenna, 0.96 inch blue oled display, lithium battery charging circuit, CP2102 interface and USB serial chip, the perfect support for Arduino development environment, can be used for program checking and product development is very easy and fast. Operating voltage: 3.3V to 7V Operating temperature range: -40 °C to + 90 °C Support for Sniffer software protocol analysis, Station, SoftAP, and Wi-Fi Direct modes Data rates: 150 Mbps @ 11n HT40., 72 Mbps @ 11n HT20, 54 Mbps @ 11g, 11 Mbps @ 11b transmit power: 19.5 dBm @ 11b, 16.5 dBm @ 11g, 15.5 dBm @ 11n receiver sensitivity up to -98 dBm UDP sustained throughput of 135 Mbps Pin diagram: Test details: Internal parts: To assemble demo video, please click: https://www.youtube.com/watch?v=PP99x7YYPO8&feature=youtu.be Package included: 2 x ESP32 LoRa 0.96 Inch OLED 433/470MHz 2 x Spring Antenna 2 x USB Cable 2Pcs LILYGO TTGO 433/470MHz SX1278 ESP32 LoRa 0.96 Inch Blue OLED Display bluetooth WIFI Module 2Pcs LILYGO TTGO 433/470MHz SX1278 ESP32 LoRa 0.96 Inch Blue OLED Display bluetooth WIFI Module 2Pcs LILYGO TTGO 433/470MHz SX1278 ESP32 LoRa 0.96 Inch Blue OLED Display bluetooth WIFI Module

Description:   WIFI Kit series is the new development of the cost-effective networking program, the main chip using ESP32,  LX6 dual-core processor, clocked at 240MHz, computing power up to 600DMIPS, chip built-in 520 KB SRAM, 802.11 b / g / N HT40 Wi-Fi transceiver, baseband, protocol stack and LWIP, integrated dual-mode Bluetooth (traditional Bluetooth and BLE low power Bluetooth).   This product is based on the WIFI Kit 32 added SX1276 chip, that is, LoRa ™ remote modem,  Applicable frequency:8 68MHz and 915MHz  frequency, about -148dBm high sensitivity, +20 dBm power output, high reliability, transmission distance (measured open area communication distance 2.6Km).   Onboard 32MByte Flash, Wi-Fi antenna, 0.96-inch blue OLED display, lithium battery charging circuit and interface, CP2102 USB to serial chip, the perfect support for Arduino development environment, can be very simple and fast for program verification and product development.   Technical Parameters:   Dominant Frequency: 240MHZ Flash: 32M-Bits Processor: for Tensilica LX6 Dual Core Master chip: ESP32 LoRa chip: SX1276 Support frequency band: 868-915MHZ Open communication distance: 2.8KM Computing capacity: up to 600DMIPS Dual-mode Bluetooth: traditional Bluetooth and BLE low-power Bluetooth Development environment: perfect support for Arduino Operating voltage: 3.3-7V Operating temperature range: -40-90 ℃ Receiver sensitivity: -139dBm (SF12, 125KHZ) UDP continuous throughput: 135Mbps USB adapter chip: CP2102 Support mode: Sniffer, Station, softAP and Wi-Fi Direct Transmit power: 19.5dBm@11b, 16.5dBm@11g, 15.5dBm@11n Data rate: 150Mbps @ 11n HT40, 72Mbps @ 11n HT20, 54Mbps @ 11g, 11Mbps @ 11b Note: this item do not have the Lithium battery and antenna. Package included: 1 x SX1276 ESP32 Module        

2Pcs 3V To 5V 1A USB Charger DC-DC Converter Step Up Boost Module Features: Module uses the Taiwan production boost chip, high efficiency (up to 92%), plus built-in over-current protection chip, can be more good to protect the module and use the device after the class. Module with undervoltage protection, undervoltage protection into state below 2.5V, can be more better protect the battery, to avoid excessive discharge. Module can modify the fixed resistor adjusts the output voltage can be adjusted up to 12V output, but to ensure that the output power of less than 5W. This module uses TDK multilayer ceramic capacitors as main filter capacitor, the output ripple can be as low as 20mV (5V1A output case)! This module uses a standard USB interface, you can use all universal USB charging mobile phones, MP3, MP4 and other equipment, the perfect support for IPHONE and other mobile phone. Specification: Module properties: Non-isolated step-up module (BOOST) Input voltage: 2.5-6V Output voltage: 4-12 V(Adjustable, the default 5 v) Output current: 1000mA (Max) Efficiency: 92%(Max) (the higher the input voltage, the higher the efficiency) Switching frequency: 1MHz Output ripple: 20mV (MAX) Operating temperature: Industrial (-40°c to +85°c) Voltage regulation: ±2.5% Short circuit protection: None (please use the lithium battery with protection) Input: IN + postive, IN - negative Output: USB output Size: 3 x 1.3 x 0.8 cm Application: This module can be used for DIY mobile power output, enabling single or two ordinary lithium battery to 5V boost to the mobile phone or PSP device charging. DIY a mobile power supply, only need one battery, you can output 5V voltage for your phone, MP3, MP4, PSP charger, very easy. In order to power your electronic devices when your device needs 5V power supply, when you only have lithium battery, this module can be directly step-up to 5V, solve your problems. Note: This module is a fixed 5V output module Modules indicated above IN - (negative input), IN + (positive input), OUT-(negative output), OUT + (positive output) must be connected correctly, otherwise it may cause damage to the module This module has an LED light, when the charge when the LED lights can be used as indicator Package included: 2 x USB boost module

3Pcs 3V To 5V 1A USB Charger DC-DC Converter Step Up Boost Module Features: Module uses the Taiwan production boost chip, high efficiency (up to 92%), plus built-in over-current protection chip, can be more good to protect the module and use the device after the class. Module with undervoltage protection, undervoltage protection into state below 2.5V, can be more better protect the battery, to avoid excessive discharge. Module can modify the fixed resistor adjusts the output voltage can be adjusted up to 12V output, but to ensure that the output power of less than 5W. This module uses TDK multilayer ceramic capacitors as main filter capacitor, the output ripple can be as low as 20mV (5V1A output case)! This module uses a standard USB interface, you can use all universal USB charging mobile phones, MP3, MP4 and other equipment, the perfect support for IPHONE and other mobile phone. Specification: Module properties: Non-isolated step-up module (BOOST) Input voltage: 2.5-6V Output voltage: 4-12 V(Adjustable, the default 5 v) Output current: 1000mA (Max) Efficiency: 92%(Max) (the higher the input voltage, the higher the efficiency) Switching frequency: 1MHz Output ripple: 20mV (MAX) Operating temperature: Industrial (-40°c to +85°c) Voltage regulation: ±2.5% Short circuit protection: None (please use the lithium battery with protection) Input: IN + postive, IN - negative Output: USB output Size: 3 x 1.3 x 0.8 cm Application: This module can be used for DIY mobile power output, enabling single or two ordinary lithium battery to 5V boost to the mobile phone or PSP device charging. DIY a mobile power supply, only need one battery, you can output 5V voltage for your phone, MP3, MP4, PSP charger, very easy. In order to power your electronic devices when your device needs 5V power supply, when you only have lithium battery, this module can be directly step-up to 5V, solve your problems. Note: This module is a fixed 5V output module Modules indicated above IN - (negative input), IN + (positive input), OUT-(negative output), OUT + (positive output) must be connected correctly, otherwise it may cause damage to the module This module has an LED light, when the charge when the LED lights can be used as indicator Package included: 3 x USB boost module

FREE* Shipping on this item This product is dispatched  in 10 to 15 working days We urge you to please read shipping details before placing your order. --------------------------------------- Features 1. Small, portable and powerful, 2.0 inch full HD LCD screen, 175 degree HD wide-angle lens. 2. Waterproof: Up to 30 meters depth under water. 3. Detachable lithium battery: Able to record while charging, easy to replace and prolong your camera's service life. 4. Support high capacity Micro SD card up to 32GB (not included) 5. HDMI HD output, USB 2.0 TV output 6. High scheme, powerful, stable and strong performance, all the functions are wonderful 7. The pure hardware decoder of 1960 * 1080p 30 frames, no interpolation and no interpolated frame, real color and high-definition video, no mosaic and smearing, the clean sound is clear and stable real 8. High-capacity battery (3.8v 4.0WH), low-power circuit design and brand electronic materials, battery life up to 120 minutes 9. Plugged recording function, completely replace driving recorder 10. Network camera functions 11. Multiple video recording format: 1080P, 720P, WVGA. MOV format video recording 12. Multiple shooting modes: Single AF, Continuous 13. Independent brand wifi module design (not integrated in PCBA), Wi-Fi is more strong long-distance and transmission control, stable performance, intelligent phone control, with a third-party certification of professional bodies --------------------------------------- See what else we're selling

This item is sold brand new. It is ordered on demand from our supplier and is usually dispatched in 10 to 15 working days. We urge you to please read shipping details before placing your order. --------------------------------------- Features 1. Small portable and powerful 2.0 inch full HD LCD screen 175 degree HD wide-angle lens. 2. Waterproof: Up to 30 meters depth under water. 3. Detachable lithium battery: Able to record while charging easy to replace and prolong your cameras service life. 4. Support high capacity Micro SD card up to 32GB (not included) 5. HDMI HD output USB 2.0 TV output 6. High scheme powerful stable and strong performance all the functions are wonderful 7. The pure hardware decoder of 1960 * 1080p 30 frames no interpolation and no interpolated frame real color and high-definition video no mosaic and smearing the clean sound is clear and stable real 8. High-capacity battery (3.8v 4.0WH) low-power circuit design and brand electronic materials battery life up to 120 minutes 9. Plugged recording function completely replace driving recorder 10. Network camera functions 11. Multiple video recording format: 1080P 720P WVGA. MOV format video recording 12. Multiple shooting modes: Single AF Continuous 13. Independent brand wifi module design (not integrated in PCBA) Wi-Fi is more strong long-distance and transmission control stable performance intelligent phone control with a third-party certification of professional bodies --------------------------------------- See what else we're selling