Retex ABS Handheld 2910 Betabox Series Enclosures – Retex 33050551, An attractive black ABS handheld case, 105 x 61 x 28mm, from the Retex 2910 Betabox Series, ideal for use with portable instruments.This case has a battery compartment to accommodate a single PP3 battery, accessed via a removable cover. Retex 33050551 ABS Hand-held 2910 Betabox Series 105 x 61 28mm Black