| Brand | KEYSTONE | 
|---|---|
| Manufacturer | KEYSTONE | 
| Place of Business | 19H MAXGRAND PLAZA NO.3 TAI YAU STREET SAN PO KONG, KOWLOON HONG KONG | 
| Model | Keystone 3 Pro | 
| Voltage | 4.2 Volts | 
| Batteries Included | Yes | 
| Batteries required | Yes | 
| Battery cell composition | Lithium Ion | 
| Does it contain liquid? | No | 
| Includes rechargable battery | Yes | 
| Item model number | Keystone 3 Pro | 
| Product Dimensions | 12 x 8 x 4 cm; 281 g | 
| Batteries | 1 Lithium Metal batteries required. (included) | 
| Date First Available | Oct. 20 2021 |