Produino LTC3108 -1 Ultra Low Voltage Boost Converter Power Manager Development Board Watches Just like a computer

Just like a computer

an unique tone corresponding to a target will generate

1 x Charger (US plug / 100~240V)

7 Front Camera Pixels 16M+8M pixels Flash Yes Talk Time 45 hours Standby Time 220 hours Battery Capacity 3850 mAh Battery Mode Non-removable Quick Charge 5/7/9V-2A

3 x Photoresistors

Produino LTC3108 -1 Ultra Low Voltage Boost Converter Power Manager Development Board Watches Just like a computerOperates from Inputs of 20mV n Complete Energy Harvesting Power Management System Selectable VOUT of 2. 35V, 3. 3V, 4. 1V or 5V LDO: 2. 2V at 3mA Logic Controlled Output Reserve Energy Output n Power Good Indicator n Uses Compact Step Up Transformers General Brand Produino Model Num Quantity 1 piece Material PCB Specification Application arduino or diy Working Voltage 5V Working Current 100mA English Manual Spec No Download Link NO Dimensions & Weight