Topcon 643746360 BT-66Q Battery FC-2500, FC-250, FC-200, FC-120, GRS-1 TS85914 It also has audible tones

It also has audible tones for an on-grade indication in noisy job sites

and engineering works

The 10" type 81SMW45 torpedo level has a unique die-cast aluminum body and it features one plumb

A two-way bubble is added to the tool which makes the horizontal and vertical measurements reliable

it guarantees easy readability at all times

Topcon 643746360 BT-66Q Battery FC-2500, FC-250, FC-200, FC-120, GRS-1 TS85914 It also has audible tonesTopcon Positioning systems BT 66Q 2500MA 60565 Rechargeable Lithium Ion Battery Topcon's rechargeable lithium ion batteries are designed for long lasting power. Their sturdy, simple, and lightweight design make transportation and storage easy. Works with: Topcon GRS 1, Topcon RC 3 RC 4, Topcon FC 100 120, Topcon FC 200 250, Topcon FC 2500, Sokkia SHC2500, Sokkia SHC250