56 Chapter 6 WLAN Handset, headset, batteries, chargers, and accessoriesNN40050-101NN40050-101Dual ChargerThe Nortel WLAN Handset Desktop Chargers are designed to fully charge the handset and onespare battery pack in approximately two hours (each). The charger operates in a 50° to 85° F (10°to 30° C) environment. Do not expose the charger to freezing temperatures or direct sunlight.Dual chargers are not interchangeable. Use only the charger made for your handset.Dual chargers are available for the WLAN Handset 2210, WLAN Handset 2211 andWLAN Handset 2212.The following figure shows the WLAN Handset 2211 and spare battery pack in its Dual Charger.Figure 7 WLAN Handset 2211 Dual ChargerThe Dual Charger is shipped with the appropriate power supply for the site. Place the DualCharger on a flat, horizontal surface. Plug the power supply into the Dual Charger and into anappropriate wall outlet.The handset and spare battery cannot charge simultaneously. If both require charging, the handsethas priority and will recharge first. After the handset is fully charged, the spare battery will becharged.IMPORTANT!Do not place anything in the Dual Charger other than the correct WLANHandset. Doing so might damage the contacts. Bent contacts can keep theWLAN Handset from charging.