MARATHON CO200001CH Handheld Chrome Tally Counter with Finger Ring for Sports, Warehouse, Laboratories, Factories and Offices. Guaranteed for 100,000 Clicks &hellip; MULTI-USE: Tally counter great for sports, laboratories, surveying and sports, walking/steps, counting number of visitors or guests at parties, celebrations, restaurants, bars, etc. LONG LASTING: Durable ABS plastic construction, smooth sleek service COMFORT & SECURE: Lightweight, sturdy and compact, includes metal finger holder for comfort and extended use. Place a chain through it to secure it around your neck. MAX COUNT  9999: Thumb-operated tally button begins count, while side knob quickly resets to 0000 MECHANICAL: No battery needed to operated