Keeler 1013-P-7011 original 3.5v spot mag retinoscope bulb. Red base. For rechargeable battery handles. Pack of 2. Keeler 1013-P-7011 - Professional Spot Retinoscope Bulbs - 3.6VSKU: BU1013P7011£79.00PriceExcluding Sales TaxQuantity*Add to CartProduct codeBU1013P7011