The ZIPLEVEL® PRO-2000 altimeter consists of a Base Unit, Measurement Module and 100′ (30.5m) of interconnecting Cord, permitting it to take measurements over a 200ft (61m) circle without moving the Base Unit. It is supplied with: Protective Boot for the Measurement Module Anchoring Stakes to secure the Base Unit on a hillside or on loose soil. Unipod that facilitates measurements without the need for the user to bend down User Guide All the accessories store in the Base Unit. Total weight just 7kg.