MCKESSON DISPOSABLE PENLIGHT WHITE LIGHT, 4½ INCH, SOLD AS 6/PACK MCKESSON 22-6666Mckesson Disposable Penlight White Light, 4 Inch, Sold As 6 Pack Mckesson 22 6666 These Disposable Penlights Produce Bright High Intensity White Light The Clip Lets You Attach These Medical Penlights To A Pocket Flap These Penlights Are Disposable To Prevent Cross Contamination These Penlights Require A Battery, Which Is Included Penlight, W Pupil Gauge Disp (6 Pk) Penlight Mckesson White Light 4 1 2 Inch Disposable Mckesson Sku: Mck 193987_Pk Mfgr