booklight

/ ˈbʊkˌlaɪt /

noun

1. a small light that can be clipped onto a book for reading by

Example Sentences

If you and your partner are in opposing camps, compromise by agreeing to keep a very small low-wattage lamp or nightlight plugged in, or use a clip-on booklight that can be directed away from the other partner, says Breus.

From Time

A diminutive booklight is a wallet-friendly $3.95; an amusing silver necklace strung with tiny tools is $45.

From New York Times