Coin Battery type: CTL920 (Lithium Cobalt Oxide);
Battery price: 21$ [average Amazon price. We may earn a commission on qualifying purchases from our links to Amazon]
Nominal Capacity: 5.5mAh
Nominal Voltage: 2.3V
Standard Discharge Condition: 0.2mA
Standard Charge Condition
(Constant Voltage and Constant Current Method) Voltage: 2.6V
Cathode Active Material: Lithium Cobalt Oxide
Anode Active Material: Lithium Titanium Oxide
Energy Density per Volume: 89Whl
Energy Density per Mass: 25Wh/kg
Cycle characteristics(100%DOD): More than 100 cycles.*
Operating temperature range -10~60 C
WARNING ABOUT CTL920 / Casio Watch Coin Battery:
- Forbid short-circuit, charge between”+” and”-“.
- Forbid over-discharge, fire, damage.
- Finish sealing less more 5 seconds at 200 C~250 C;
- Take out the battery when discharging to
cut-off voltage, and embedding it under the
ground or jump in the deep water.
Will be useful: Watch Repair Kits