Dual USB 5V 1A 2.1A 18650 Battery Charger Module with LCD Display DIY Robot Supports LED and flash strobe

Supports LED and flash strobe mode

With working indicator light

Using it is fairly straight-forward: the multiplexer itself is on I2C address 0x70 (but can be adjusted from 0x70 to 0x77) and you simply write a single byte with the desired multiplexed output number to that port

Adopts high quality of RF-04 double sided material

75 9 150 RPM 100 120 0

Dual USB 5V 1A 2.1A 18650 Battery Charger Module with LCD Display DIY Robot Supports LED and flash strobeDual USB Charging Control Board for mobile power banks. The LCD Display module provides charge status. The module provides overload protection, over discharge protection and overcurrent protection. Specification: Micro USB input: 5 V 1A USB output: 5V 2. 1A 5V 1A (Dual USB interface) Charging screen: intelligent digital screen Type of batteries: liquid lithium ion batteries (18650) Product size: 57mm x 28mm Screen size: 27mm x 17mm Input Voltage: 3.