Work well with the game itself, just the score part not working.

The Tommy Red Missile Space Attack LCD Game & Watch from Japan is a handheld electronic game released in 1979 by Tomy. This vintage toy features the game Missile Strike, also known as Hit and Missile, Terra Hit, and Space Attack, in a retro gaming style reminiscent of Missile Command. The battery-operated game is in working condition, making it a sought-after collectible for fans of vintage and classic toys. Made in Japan, this original piece embodies the nostalgia of 1970s electronic games.