Vaisala recommends using the rechargeable battery pack (item code 26755) with GM70, instead of alkaline batteries. |
If you are using alkaline batteries, unscrew the back plate of the indicator and insert the batteries. Do not attempt to recharge standard alkaline batteries.
If you ordered MI70 with a rechargeable battery, it is already in place as shipped from the factory. The delivered batteries have been pre-charged.
To recharge the rechargeable battery: