Quick and easy to attach to illuminate a work area one hand is often needed to hold the lamp the facom vision system fvs pocket leaves both hands free as it incorporates a range of options for attachment and light direction long autonomous operation the fvs pocket is a genuinely professional lamp no need to change the batteries equipped with a rechargeable li ion battery it provides 4 hours of continuous operation and recharges in only 2 12 hours professional quality designed to hig