Kit consist of Dewalt dcg200nt wall chaser and dcb547 9ah flexvolt battery 

Dewalt dcg200nt 54v wall chaser 

Technical Specification:

Maximum Depth of Cut: 32mm
No Load Speed (rpm): 9000 rpm
Blade Diameter: 125mm
Blade Thickness: 3mm
Blade Bore Size: 22.23mm
Spindle Diameter:14mm
Width of Cut: 35mm
Hand/Arm Vibration: 4.7m/s2*

Supplied With:

2 x premium diamond blades
3mm, 6mm, 9mm & 12mm spacers
chisel
1 x Hex blade wrench
1 x Deep TSTAK kit box.

 Dewalt 54v flexvolt battery 

Features:

World's first convertible power tool battery pack

Compatible with all 18v XR and 54v XR Flexvolt tools

A 54v Battery that has unprecedented levels of power

On a new XR Flexvolt powertool the battery voltage steps up to deliver superior performance

It can switch itself to 18v so is compatible with existing 18v system

Run x2 simultaneously for 108v super powered Flexvolt cordless kits

On a traditional XR powertool the XR Flexvolt battery operates at 18v and delivers extended runtime

Specifications:

Voltage: 18v / 54v

Battery Capacity: 9.0Ah XR Flexvolt