Golden Future Enterprise HK Ltd
SHENZHEN GF TECHNOLOGY DEVELOPMENT LTD. GOLDEN FUTURE ENTERPRISE HK LTD.
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Technical Parameter of KL4.5LM underground led safety cordless coal miners lamp
| Features | Value | Unit | |
| Light source | LED Power | 1 | W |
| Luminous flux | >120 | Lm | |
| Life time | >100,000 | hour | |
|
Li-ion battery
| Rated capability | 5.2 | Ah |
| Rated voltage | 3.7 | V | |
| Continuous working time | >15 | hour | |
| Charging time | <6 | hour | |
| Life time | 1000 | circle | |
| Charing voltage and current | 4.9V@1A | ||
| lamp lighting degree (distance 1 meter) | >7000 | Lux | |
| Accessory light Usage life hour | 100000h | ||
| Short circuit protect time | <15ms | ||
| Weight (with battery) | <215 | g | |
| Outline dimension | 77*61*55 | mm | |
| IP Class | IP68 | ||
| EX MARK : | I M1 Ex ia op is I Ma En 60079-35-1 | ||
