Generic Portable Digital Hook Hanging Crane Weighing Scale 300 Kg 600lbs

has a combination of the sound and proven mechanical design, with today’s most advanced electronics to provide a superb feature set. It is versatile, reliable, accurate and easy to operate.
A quality stainless steel load receptor protects the scale well. The combination of circuit and dedicated weighing load cells ensure a stable reading. Main features include Autozero,Zero,Tare, Hold, Auto power-off, Battery supervision, Overload alarm and Unit switch functions.
Parameter: 
1. Tare Range:100% F.S
2. Auto Zero:±50% F.S
3. Manual Zero:±2% F.S
4. Zero-tracking:0.5e/s
5. Reading Stable time:≤10 seconds
6. Auto-sleep:Program is updated. Auto-sleep and auto-off will happen simultaneously 4 minutes 30 seconds after the last operation.
7. Auto-off:Program is updated. Auto-sleep and auto-off will happen simultaneously 4 minutes 30 seconds after the last operation.
8. Overload:100% F.S +9e
9. Max.Safety Load:120% F.S
10. Ultimate Load:300% F.S
11. Battery Life:＞150 hours
12. Battery：2*AAA battery(NOT INCLUDED)
13. Temp.(Op.):-10℃~+40℃
14. Humidity(Op.):≤90% at 20℃
15. Net weight:620g
Note:
1. Do not Overload the scale
2. Do not Leave load hung on the scale for long
3. Inspect shackle and hook before using
4. Do not use the scale under thunder or rain
5. When the scale runs out of power,replace the battery with full ones