This Bosch Professional fast charger and CoolPack battery set makes an ideal starter kit for the Bosch Professional 18v range or an expansion pack for an existing tool kit. Both batteries have 5ah capacity for extended use on jobsite applications. Features & Benefits • Compatible with all Bosch Professional (Blue) 18v cordless power tools • CoolPack cooling system for extended battery lifetime • Batteries have charge indicator LEDs to check status at any time • Fast charger for rapid charging Specifications • Battery Voltage: 18v • Battery Type: Bosch Professional Lithium Ion • Battery Capacity: 5ah Contents • Bosch Professional GAL 1880 18v Fast Charger • Bosch Professional 18v CoolPack Li-ion Battery 5.0ah (x2)