Woooooooow very very good and very good product im so happy and packaging super
I have make a remote control car
Product worked well for my Linux pc, no drivers needed, simple installation.
Solar Power Manager 5V
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Solar Power Manager 5V is the ultimate solution for efficient solar panel management. Featuring MPPT technology, this module maximizes the performance of your 5V solar panel, making it ideal for a variety of IoT projects and renewable energy applications. Designed to provide up to 900mA charging current to a 3.7V Li battery through USB or solar panel, it ensures a reliable power supply.
The ON/OFF controllable DC-DC converters with a 5V 1A output cater to the needs of different solar power projects and low-power applications. Safety is paramount, and Solar Power Manager 5V incorporates various protection functions for the battery, solar panel, and output. This enhances the stability and safety of your solar projects, making it a dependable choice for makers and application engineers.
Crafted with precision, Solar Power Manager 5V is perfect for small solar street lamps, solar-powered robots, and solar power banks. Its user-friendly design, efficient charging options, and versatile applications make it an indispensable component for your projects.

| Solar Power Management IC | CN3165 |
| Solar Input Voltage | 4.5V~6V |
| Battery Input (BAT IN) | 3.7V Single cell Li-polymer/Li-ion Battery |
| Charge Current (USB/SOLAR IN) | 900mA Max trickle charging, constant current, constant voltage three phases charging |
| Charging Cutoff Voltage (USB/SOLAR IN) | 4.2V±1% |
| Regulated Power Supply | 5V 1A |
| Regulated Power Supply Efficiency (3.7V BAT IN) | 86%@50% Load |
| USB/Solar Charge Efficiency | 73%@3.7V 900mA BAT IN |
| Quiescent Current | <1 mA |
| Operation Temperature | -40??85? |
This product comes with a 1-year manufacturer warranty from the date of purchase, covering manufacturing defects only.
The product shows signs of physical damage, mishandling, exposure to water/moisture, fire, natural calamities, unauthorized repairs, improper storage near heat or direct sunlight, or alteration in any way.