The manual introduces the safety use methods, product identification, and operating instructions of the GKL221 charger.
The Leica GKL221 is an intelligent charger designed for Leica Geosystems batteries. It can be powered from mains (100‑240 VAC) or an optional vehicle adapter and supports up to five batteries, charging two simultaneously while the others are queued.
The manual covers safety directions, detailed operation steps, battery‑adapter usage, indicator meanings, technical specifications, and transport/storage recommendations, ensuring correct and safe use of the charger in both indoor and vehicle environments.
| Input voltage | 100 - 240 VAC, 50/60 Hz |
|---|---|
| Charging voltage (max) | 18 VDC |
| Maximum charging current | 4.0 A |
| Discharging power | 4 W |
| Weight (charger with adapters) | 1.12 kg |
| Dimensions (W × D × H) | 237 mm × 227 mm × 43 mm (max) |
| Operating temperature range | 0 °C to +40 °C |
| Storage temperature range | -40 °C to +70 °C |
Two batteries can be charged simultaneously; up to five batteries can be connected, with the remaining ones charged in sequence.
The charger provides a maximum charging current of 4.0 A, depending on the battery type.