FRIEND Portable Altitude Meter Torch Temperature and Humidity High Pressure Gauge Compass Multi-functional Mountaineering Outdoor Equipment Climbing Aid Gear

Description

1. battery capability: 3.7V 450mAh polymer lithium
2.LED lamp’s specifications: five; white hair white 2500mcd;
3. output energy: DC 5V 350mA input energy: DC 5V 500mA
4. temperature vary: -10~50 C humidity vary: 20%~ninety five% force vary: 500~1100hpa altitude: -700~5000 M
1. product charging mode: +USB charging for hand energy technology
2.3led ultra bright emergency lights
3.Orientation of electronic compass
4. actual-time tracking: temperature, humidity, air force, altitude