Charger Specifications :
- 5V-25V input voltage
- <10W power input (debatable)
- >4000 mA-h battery capacity
- MPTT for solar performance improvement
- SOC (state of Charge) indication (Low energy consumption for SOC indication)
- Short circuit protection at output
- Over voltage protection at input
- Protection from over-charge and over-discharge ( all battery protection)
- Charge all major USB chargeable devices ( tables, phones, lights, GPS)
- Contact discharging 8KV / Air discharging 12KV (debatable)
- Low standby power consumption ( < 4 mW)
- 90% charging efficiency ( average over battery charging cycle)
- 85% discharging efficiency ( average over battery discharge cycle)
- Operating ambient temperature (0-45 Celsius)
- 50Kg pressure limit
- 500 time rub resistance
- Non-flammable
- Connector mating cycles > 1000
- Switch press cycles > 3000 and over force protection for the switch (if switch is present in the system)
- 3 year of life in normal use
- No failure in case of drop from 3.5 feet height (optional)
- Water protection for the ports (optional)
- Cost < $12 (for charger unit & cables) for quantity of 10,000 (debatable)
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