Pen Torch The Pen Torch is a compact and reliable tool suitable for general illumination and inspection. Featuring both white and warm yellow LED light sources, it provides clear illumination for observations and general clinical assessments. Details on the torch also include a pupil gage and ruler (cm/mm). Its lightweight aluminium alloy body, pocket clip, and USB rechargeable design make it convenient for everyday use in appointments. Instructions Button operation: Slide Forward = white light, Slide backward = yellow light Charge indicator light blue = charging, Features Specifications Product Name Pen Torch Material Aluminum Alloy with LED Light Source Light Colour White and Warm Yellow Power Supply USB Rechargeable Battery Runtime Approximately 3–5 hours per charge Size 13 × 1.5 cm Colour Black Features Dual light modes, durable aluminium construction, pocket clip, compact design, rechargeable battery, and easy one-button operation