Kit DS8108-SR00007ZZWW BLACK & CBA-U21-S07ZBR SHIELDED USB CBL ULTIMATE IN PERFORMANCE A PowerPrecision Plus smart battery powers the DS8178 for up to 24 hours of continuous scanning on a single charge. The unique programmable charge indicator on the scanner lets you see at a glance when the battery needs charging, so you can ensure that your workers always start their day with a scanner that has ample power for the busiest shift. And with our proprietary Wi-Fi Friendly Mode, only from Zebra, you can confidently implement Bluetooth cordless models without creating interference on your wireless LAN (WLAN).